18770362

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{1723}}^1$

素因数の和:2157

約数の個数: 16

約数和(自身を含む): 30411360

約数和(自身を除く): 11640998

約数列:

[1, 2, 13, 26, 419, 838, 1723, 3446, 5447, 10894, 22399, 44798, 721937, 1443874, 9385181, 18770362]

約数ペア:

[(1, 18770362), (2, 9385181), (13, 1443874), (26, 721937), (419, 44798), (838, 22399), (1723, 10894), (3446, 5447)]